(unstack b3 b4)
(putdown b3)
(unstack b4 b10)
(putdown b4)
(unstack b5 b2)
(stack b5 b4)
(unstack b9 b6)
(stack b9 b5)
(unstack b10 b7)
(stack b10 b9)
(unstack b7 b8)
(stack b7 b3)
(unstack b8 b1)
(putdown b8)
(unstack b1 b11)
(putdown b1)
(pickup b11)
(stack b11 b1)
(pickup b6)
(stack b6 b10)
(pickup b2)
(stack b2 b7)
; cost = 22 (unit cost)
